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Single row tapered roller bearings

4T-1985 - NTN

4T-1985

Mounted cone, pressed steel cage

The single row tapered roller bearing is available in metric dimensions (ISO 355 and JIS B 1512 standards) and in inches (ABMA standard, metric series including J). The single row in tapered roller bearing range, is the most widely used and is generally mounted in opposition.

Documentation

Product information

PRODUCT DEFINITION
BrandNTN
d - Internal diameter28,575 mm
B - Bearing/Inner ring width19,355 mm
d1 - External diameter inner ring42,5 mm
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PRODUCT PERFORMANCE
C - Dynamic load45 kN
C0 - Static load44,5 kN
A2 - Rating life coefficient1
e - Coefficient0.33
Y0 - Static axial load coefficient1
Y2 - Upper axial load coefficient1.82
ABUTMENT
da max - Max shoulder diameter IR33,5 mm
db min - Min IR shoulder diameter34 mm
ra max - Max fillet radius0,8 mm
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